291/2026
ArchivedReceived: 2 Oct 2026, 07:47Archived: 9 Oct 2026, 16:31Updated: 30 Oct 2026, 11:05
analysis
No longer in forceSea trials with surface and underwater drones in Baie de Roscanvel (RASCAS), Rade de Brest
Sea trials will deploy a surface and an underwater drone in the RASCAS area, Baie de Roscanvel, Rade de Brest. Activity is scheduled from 06 to 09 October, each day 07:00 to 15:00 UTC. Mariners are advised to navigate with caution and keep a safety distance of 500 metres. A separate zone is noted around 48-19.27N 004-31.51W.
Navigate with caution in the vicinity and maintain a safety distance of 500 metres.
- Type
- Survey operations · severity moderate
- Feed
- Survey operationsAll warnings of this kind on the map (contributors), or as an API feed: /api/v2/feeds/survey/
- Location
- Rade de Brest, Baie de Roscanvel (RASCAS)
- Validity
- From 06 Oct 2026, 07:00 UTC
Until 09 Oct 2026, 15:00 UTCDu mardi 06 au vendredi 09 octobre de 07h00 à 15h00 UTC. - Activity periods
- 06 Oct 2026, 07:00 UTC - 09 Oct 2026, 15:00 UTC (Daily 07:00-15:00 UTC, 6-9 October)
- Hazards
- surface drone, underwater drone, restricted operations area
- Keep clear
- 0.27 NMRESPECTER UNE DISTANCE DE SECURITE DE 500 METRES.
Coast stations for this area
- RCCMRCC EtelFranceMMSI 00227500066 NM from the area
- RCCMRSC BrixhamUnited KingdomMMSI 002320013130 NM from the area
- RCCMRCC JobourgFrance132 NM from the area
- DSCDSC Station CorsenMRCC CorsenFranceMMSI 002275300VHF 27, MF 140range 140 NM12 NM from the area
- DSCDSC Station Pointe du RazMRCC CorsenFranceMMSI 002275300VHF 24range 24 NM19 NM from the area
- DSCDSC Station Stiff OuessantMRCC CorsenFranceMMSI 002275300VHF 33, MF 140range 140 NM23 NM from the area
- DSCDSC Station Pen MarchMRCC EtelFranceMMSI 002275000VHF 28range 28 NM32 NM from the area
- DSCDSC Station Batz IslandMRCC CorsenFranceMMSI 002275300VHF 27range 27 NM33 NM from the area
Generated automatically from the warning text on 09 Oct 2026, 14:18 UTC. It can be wrong: the original warning below is the authoritative text.
Message content
Lang
Area: RADE DE BREST
Locality: Baie de Roscanvel, RASCAS
SEA_TRIALS
From Tuesday 06 to Friday 09 October from 07h00 to 15h00 UTC.
OPERATION OF A SURFACE AND UNDERWATER DRONE
NAVIGATE WITH CAUTION IN THE VICINITY OF THESE AREAS AND MAINTAIN A SAFETY DISTANCE OF 500 METRES .
RASCAS area bounded by:
48-19.20N 004-28.00W
48-19.20N 004-25.70W
48-18.65N 004-25.70W
48-18.25N 004-23.00W
48-17.89N 004-23.00W
48-17.89N 004-28.00W
Area around 48-19.27N 004-31.51W.